From c048292f3b8e408e6a81700a74d9b44d532227ac Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Tue, 22 Jan 2019 10:58:13 +0100
Subject: Coordinate operation computation with boundcrs / wktext: drop useless
 early bindins terms in generated pipeline (fixes #1232)

---
 test/unit/test_io.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'test/unit/test_io.cpp')

diff --git a/test/unit/test_io.cpp b/test/unit/test_io.cpp
index 15ba30f1..9bd3d70f 100644
--- a/test/unit/test_io.cpp
+++ b/test/unit/test_io.cpp
@@ -7024,6 +7024,17 @@ TEST(io, projparse_longlat_nadgrids) {
 
 // ---------------------------------------------------------------------------
 
+TEST(io, projparse_longlat_nadgrids_towgs84_ignored) {
+    auto obj = PROJStringParser().createFromPROJString(
+        "+proj=longlat +ellps=GRS80 +towgs84=1,2,3 +nadgrids=foo.gsb "
+        "+type=crs");
+    auto crs = nn_dynamic_pointer_cast<BoundCRS>(obj);
+    ASSERT_TRUE(crs != nullptr);
+    EXPECT_TRUE(dynamic_cast<GeographicCRS *>(crs->baseCRS().get()) != nullptr);
+}
+
+// ---------------------------------------------------------------------------
+
 TEST(io, projparse_longlat_geoidgrids) {
     auto obj = PROJStringParser().createFromPROJString(
         "+proj=longlat +ellps=GRS80 +geoidgrids=foo.gtx +type=crs");
-- 
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